116624431 has 8 divisors (see below), whose sum is σ = 145401984. Its totient is φ = 90876120.

The previous prime is 116624419. The next prime is 116624447. The reversal of 116624431 is 134426611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116624431 - 2¹¹ = 116622383 is a prime.

It is a super-2 number, since 2×116624431² = 27202515812147522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116624431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116624411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 757225 + ... + 757378.

It is an arithmetic number, because the mean of its divisors is an integer number (18175248).

Almost surely, 2^116624431 is an apocalyptic number.

116624431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116624431 is a deficient number, since it is larger than the sum of its proper divisors (28777553).

116624431 is a wasteful number, since it uses less digits than its factorization.

116624431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514621.

The product of its digits is 3456, while the sum is 28.

The square root of 116624431 is about 10799.2791889089. The cubic root of 116624431 is about 488.5734309417.

The spelling of 116624431 in words is "one hundred sixteen million, six hundred twenty-four thousand, four hundred thirty-one".